migration.php
82 lines
| 1 | <?php |
| 2 | namespace ShopEngine\Compatibility\Migrations; |
| 3 | defined('ABSPATH') || exit; |
| 4 | |
| 5 | /* |
| 6 | Migration::keep_versions('shopengine', '1.2.3'); |
| 7 | |
| 8 | |
| 9 | new Migration('shopengine', 'unique_key', ['\ShonEngine\Class', 'method_name']); |
| 10 | */ |
| 11 | |
| 12 | class Migration{ |
| 13 | |
| 14 | public static $versions_keep_key = '__installed_versions'; |
| 15 | public static $versions; |
| 16 | private $textdomain; |
| 17 | private $migration_key; |
| 18 | private $migration_class_callback; |
| 19 | private $migration_logs; |
| 20 | private $migration_logs_key; |
| 21 | |
| 22 | public function init($textdomain, $migration_key, $migration_class_callback){ |
| 23 | $this->textdomain = $textdomain; |
| 24 | $this->migration_key = $migration_key; |
| 25 | $this->migration_logs_key = $textdomain . '__' . $textdomain; |
| 26 | $this->migration_class_callback = $migration_class_callback; |
| 27 | |
| 28 | $this->process_migration_logs(); |
| 29 | if(!in_array($this->migration_key, $this->migration_logs['migrations_done'])){ |
| 30 | $this->run_migration(); |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | public static function set_versions($textdomain, $version){ |
| 35 | $versions = self::get_versions($textdomain); |
| 36 | // need a fallback for < PHP 7.3.1 // https://www.php.net/manual/en/function.array-key-last.php |
| 37 | $last_version = array_key_last(self::$versions); |
| 38 | |
| 39 | if($last_version != $version){ |
| 40 | return; |
| 41 | } |
| 42 | |
| 43 | $versions = array_merge($versions, [$version => time()]); |
| 44 | $version_keep_key = $textdomain . self::$version_keep_key; |
| 45 | update_option($version_keep_key, $versions); |
| 46 | } |
| 47 | |
| 48 | public static function get_versions($textdomain){ |
| 49 | $version_keep_key = $textdomain . self::$version_keep_key; |
| 50 | $versions = get_option($version_keep_key, []); |
| 51 | return (!is_array($versions) ? [] : $versions); |
| 52 | } |
| 53 | |
| 54 | private function run_migration(){ |
| 55 | call_user_func($this->migration_class_callback); |
| 56 | $this->add_migration_logs(); |
| 57 | } |
| 58 | |
| 59 | private function add_migration_logs(){ |
| 60 | $this->migration_logs['migrations_done'][] = $this->migration_key; |
| 61 | $this->migration_logs['run_last'] = time(); |
| 62 | $this->migration_logs['run_version'] = \ShopEngine::version(); |
| 63 | |
| 64 | update_option($this->migration_logs_key, $this->migration_logs); |
| 65 | } |
| 66 | |
| 67 | private function process_migration_logs(){ |
| 68 | $logs = get_option($this->migration_logs_key); |
| 69 | if(empty($logs) || !isset($logs['migrations_done'])){ |
| 70 | $logs = [ |
| 71 | 'migrations_done' => [], |
| 72 | 'run_last' => 0, |
| 73 | 'run_version' => '0', |
| 74 | ]; |
| 75 | |
| 76 | update_option($this->migration_logs_key, $logs); |
| 77 | } |
| 78 | |
| 79 | $this->migration_logs = $logs; |
| 80 | } |
| 81 | |
| 82 | } |